____ result(s) when gas that was dissolved in the molten weld pool forms bubbles that are trapped as the metal cools to become solid.
A. Porosity
B. Inclusions
C. Incomplete fusion
D. Laminations
Answer: A
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Thomas Jefferson saw his election and his mission as president to include all of the following EXCEPT
A. to return to the original spirit of the revolution. B. restore the republican experiment. C. check the growth of government power. D. halt the decay of virtue. E. support the establishment of a strong army and navy to advance the imperialist ambitions of the United States.
The central vent in a building is the _____.
a. soil stack b. vent stack c. stack vent d. wet vent
¿Cuál es la madera que se suele usar para la fabricación de ventanas con marco de madera?
a. Roble b. Arce c. Cerezo d. Pino ponderosa
Minerals come from living sources
Indicate whether the statement is true or false